When you need ask librarians, you can contact us through the following approaches:
◆ Visit librarians in the lobby of the library during the service hours.
◆ Call the following numbers during the service hours:
Telephone number of Xu Teli Library, Liangxiang Campus: 010-81384160/2909
Telephone number of Zhongguancun Campus Library: 010-68913664
◆ Send us your questions via e-mail and you will receive our reply within 1-2 workdays.
E-mail address of Xu Teli Library, Liangxiang Campus: xtllib@bit.edu.cn
E-mail address of Zhongguancun Campus Library: wtjy@bit.edu.cn
◆ Obtain QQ real-time reference service during working hours, the QQ number is 595053423.(this service is only available in Xu Teli Library, Liangxiang Campus.)
◆ Contact with subject librarians.